[Persistent Postural-Perceptual Dizziness (PPPD) - A clinical case and essentials for the primary care medicine].

Persistent Postural-Perceptual Dizziness (PPPD) is a chronic functional disorder that manifests with symptoms of dizziness, unsteadiness or non-spinning vertigo that lasts for at least three months. These symptoms are exacerbated by upright posture, active or passive motion, and exposure to complex or moving visual stimuli. This -pathology has been known for a long time ago.